# define _CRT_SECURE_NO_WARNINGS 1
# include<stdio.h>
int strlen(char *x)
{
	if (*x == '\0')
	{
		return 0;
	}
	else
		return 1 + strlen(x + 1);
}
int main()
{
	char arr[] = "1234567";
	int ret = 0;

	ret = strlen(arr);
	printf("%d", ret);


}